Updated 6th December 2013 VNWA - Beschreibung Auf Deutsch!
SDR-Kits.net - DG8SAQ VNWA 3 - 3E
Low Cost 1.3 GHz Vector Network Analyzer
NEWS December 2013: Optional Rosenberger HochFrequenz GmbH - SMA Calibration Kits now available with VNWA 3 3E in Presentation case in addition to Amphenol Connex Cal kits!
Introducing the VNWA 3 and VNWA 3E - Fully Assembled and Tested
The DG8SAQ VNWA 3 and VNWA 3E Low Cost Vector 1.3 GHz Network Analyzer
Covering 1 kHz to 1.3 GHz and powered from a PC USB-bus, the VNWA3 offers a dynamic range of
90dB up to 500 MHz and better than 50dB above 500 MHz.
Supporting the same functionality as its predecessors, the VNWA 3 offers:
All VNWA hardware on a single Printed Circuit board for maximum reliability
High stability 12 MHz TCXO from which all clock signals are obtained
Redesigned Solid 2mm Anodized enclosure and brass chassis
Option for fitting VNWA 3 Expansion board
Supplied fully Assembled and Tested
VNWA 3 Automatic Installer
VNWA 3 comes with a VNWA Installer Package to get the new VNWA up and running with
minimum of delay. The installer is downloaded from the SDR-Kits website to ensure the latest VNWA
software and Helpfile are installed at all times.
The installer supports Windows 8, Windows 7 & Vista (64 and 32 bit OS) as well as Windows XP Operating Systems.
VNWA 3E Expansion board - Optional USB Codec and External connectivity
The VNWA 3E is the VNWA 3 but factory fitted with an Expansion Board.
With the Expansion board fitted, the VNWA 3E offers following benefits:
Simultaneous S11 and S21 measurements in one Sweep
RJ11 socket to provide external VNWA control and VNWA power connectivity
Reduced Power consumption - DDS switched mode supply
Optional External VNWA 3 Clock connectivity
The Expansion board may be fitted retrospectively by VNWA 3 users with some electronic assembly
skills and offers: For details please see the following document:
VNWA 3 Expansion Board Manual: http://sdr-kits.net/VNWA/VNWA_3_Expansion_board.pd
DG8SAQ VNWA 3 & 3E Specification
Coverage from 1 kHz to 1300 MHz: Up to 500 MHz with dynamic range of up to 90dB Useful
performance up to 1.3 GHz with reduced (50dB) dynamic range and accuracy
S-Parameter S11, S12, S21 & S22, VSWR, Smith Chart
Component Measurements Resistance, Admittance Capacitance, Inductance & Quality Factor (Q)
Time domain & Gating in Time domain - Distance to Fault (DTF) measurement
Import and Export of Touchstone files (S1P - S2P - S3P)
Logarithmic and Listed sweep: up to 8192 points with sampling time adjustable from 0.2mS to 100mS
Network Matching Tool, Complex Calculator & Crystal Parameter tool
User defined S-parameter calculator - Zplot & Excel application Support
Basic Spectrum Analyzer - useful up to 100 MHz
Basic Signal Generator - max RF Output as signal generator -17dBm - no harmonic filtering
Power requirement - USB 1.1 or USB 2 Interface 5V DC max 400mA
12 MHz TCXO Master Clock - stability of +/-2 ppm
Microprocessor: Atmel ATMega 328P with - 16K Flash memory - clocked at 16 MHz
Connectors: SMA x 2, Mini USB-B
Power requirement - USB 1.1 or USB 2 Interface 5V DC max 400mA
Dimensions: Width 10.4 cm, Depth 8.0 cm, Height 4.6 cm, Weight 0.35 Kg
CE and RoHS Compliant
VNWA 3E is factory fitted with Breakout board - this board may be retrofitted to VNWA 3.
VNWA 3 3E in the box
VNWA 3 - Fully assembled and tested
VNWA 3 "Getting Started Manual"
12 Month Return to Base Warranty
VNWA 3 3E Options
VNWA 3E =VNWA 3 with fitted and tested Expansion board
VNWA 3 or VNWA 3E in Presentation case now with choice of 4 pc Rosenberger GmbH or Amphenol Connex Calibration kit:
- Rosenberger Calibration SOL kit specified up to 12 GHz comes in hand varnished wooden box with etched brass
nameplate containing: SMA Jack Short, SMA 50 Ohm Jack (female) Load, SMA Plug to SMA Plug and a
SMA Jack - Jack Open Adapter. plus a 20cm SMA RG223 Coax Cable for Thru Calibration. Value of Load is recorded on Vinyl label inside the box.
- Amphenol Connex Calibration SOL kit is supplied in plain wooden box with vinyl label and containing
SMA Plug (male) short, 50 Ohm Plug (male) load, SMA 50 Ohm Jack (female) Load, SMA Plug to SMA Plug and a
SMA Jack - Jack Open Adapter. plus a 20cm SMA RG223 Coax Cable for Thru Calibration.
(the photo below shows older 3 pc SMA calibration kit)
Calibration kits: SMA Short, Open 50 Ohm Load
RG223 Coax SMA male - male Cable for thru Calibration and connecting filters etc between TX and RX ports
Various Adapters SMA - N-type and SMA - BNC etc - RJ12 Control Cable
VNWA 3 Expansion Board (for upgrading VNWA 3 to VNWA 3E)
SDR-kits VNWA 3 - shown in optional Presentation Case with Calibration Kit
(VNWA with Presentation Cases shipped after 1st August 2012 include a 4 pc SMA Cal kit)
Customer Satisfaction has been a very big priority for us since VNWA was first launched in 2008!!
Download and try out the DG8SAQ VNWA Software first before ordering. The VNWA software will start up without
the VNWA hardware connected. This allows you to check-out the VNWA features and functionality and assess whether
a purchase will meet your expectations.
Every effort is made to make the VNWA easy and intuitive to use for new owners, but be prepared to "invest some time"
to get familiar with the many uses and options of the VNWA 3 or 3E!!
Take a look at the latest version of the 300+ page VNWA PDF helpfile
Ongoing support of all our VNWA Customers
General Software updates for the VNWA 3 and the VNWA 3E are made available several times a year. The same
Software release is used to add new functionality to the VNWA 3 but also to the older VNWA 2.x if this can be supported
by the VNWA 2.x hardware.
Please use the SDR-Kits Webshop when placing orders and make payment via Paypal. Pricing is in GBP
(UK Pound Sterling). Payment - Paypal accepts most payment methods, including cheque payments, credit cards or via
bank transfer. You can pay Paypal in your own currency. Paypal's exchange rates are considered reasonable compared
to banktransfer. You do not need to open an account on Paypal to make payment using a credit card!
The SDR-Kits Webshop offers the option to request a Proforma invoice in GBP or Euros for payment via Bank transfer. (This takes a little Longer).
EEC Company Orders are supplied without UK Tax by entering a valid VAT number in the Webshop Order
and submitting a Company Purchase Order. Orders to Countries outside the EEC are tax-free, however any local
Import duties and/or taxes for Customer's own account.
VNWA 3 Pricing - All pricing in GBP (UK Pound sterling)
Note, the price of the Rosenberger Calibration Kit option is £29 (+VAT) extra
Prices are subject to change without notice
(Exchange rate indication 1st December 2013: 1 (GBP) = US $1.60 = 1.19(Euro)
Visit the SDR-Kits Webshop for Current prices and easy ordering
Link to SDR-Kits Home
Link to VNWA Software Page and Documentation Page
Note: VNWA 3 and VNWA 3E are only available as fully Tested and Assembled Unit. All VNWA kits were stopped as
from 1 Dec 2010.
VNWA Presentation: - You Tube - Video Presentation by Tom Baier at Hamradio 2012 in Germany
Click on the link below to see a 30 minutes duration Video presentation on new VNWA Features in English Language.
The Video starts with an introduction from the SDR-Kits stand where you meet Tom Baier, DG8SAQ, the VNWA Designer and Jan Verduyn G0BBL of SDR-Kits
The Video then shows the full VNWA Classroom Presentation - Thanks to Kurt Poulsen – OZ7OU who produced this
VNWA Review: The VNWA has been reviewed in many publications.
Click here to see the review in RadCom, the journal of RSGB in the UK.
This article is copyright of the Radio Society of Great Britain (RSGB) and was originally published in their magazine RadCom. It is reproduced here with their kind permission.
Please visit www.rsgb.org for more information about the RSGB.
ICAS Enterprises is the SDR-Kits Authorized Distributor of the DG8SAQ VNWA for Japan:
The VNWA project on this page is Copyright © 2008 - 2013 by DG8SAQ and SDR-Kits
Website Copyright © 2008 - 2013 by SDR-Kits